IDEMPOTENT
Meaning of IDEMPOTENT in English
/uy"deuhm poht"nt, id"euhm-/ , Math.
adj.
1. unchanged when multiplied by itself.
n.
2. an idempotent element.
[ 1865-70; IDEM + POTENT 1 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012